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Interstellar Technologies
Rocket development, space transportation services
About Interstellar Technologies
iSTELLAR Inc. specializes in providing low-cost custom rocket launch services, focusing on the deployment of small satellites and observation rockets. Operating primarily in the aerospace sector, iSTELLAR serves clients ranging from research institutions to commercial enterprises looking to deploy satellites into orbit. The company is developing an orbital rocket, named ZERO, designed to carry satellites around the Earth. By leveraging proprietary technology and collaborating with various research institutions, iSTELLAR aims to create the world's most cost-effective and convenient rocket launch solutions. The business model revolves around offering tailored launch services, thereby generating revenue through contracts with organizations needing satellite deployment. iSTELLAR is positioning itself as a key player in Japan's burgeoning space industry, contributing to the global space economy by making space more accessible and affordable.
Source: Dealroom company dataAt a glance
- Status
- Operational
- Founded
- 2013
- Headquarters
- Hiroo, Japan
- Employees
- 70
- Open positions
- 32
- Dealroom signal
- 89.3/100
- Industry
- Space
- Sector
- Space, Space Tech, Launch Vehicles, Space Transportation, Space Upstream, Hard Tech, NIF defense security and resilience, NIF freedom of operations and mobility, DT and LS, science-based
- Technology
- Hardware, Deep Tech
- Business model
- Manufacturing
- Client focus
- b2b
Knowledge graph
More headlines
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| DEBTDebt | Jan 2026 | $41M | — | Japan Finance | ↗ |
| SERIES FOther financing | Jan 2026 | $114M | $456M | SBI Group · Nomura Real Estate Development · B Dash Ventures · SMBC Edge | ↗ |
Growth signals
Latest recorded traffic for Interstellar Technologies is 21K monthly website visits, down 4.5% over the last three months. Interstellar Technologies's team grew 14.8% over the past year.
Open positions
Similar companies
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Investments and acquisitions
Recent portfolio relationships for companies that also act as investors or acquirers.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed2 investors entered at this stage
Hitotoki Incubator
MAKOTO
Series A1 investor entered at this stage
Marubeni
Series B and later30 investors entered at this stage
- IMIMV
- HIHagiwara Construction Industry
CyberAgent
INCLUSIVE
KADOKAWA
Seven Stars Capital- SISunco Industry
SBI Investment
Hagiwara
Satudora Holdings- NINisso
- SISanko Industries
- RDRDS
Masaki Yamamoto- DADe Aardappeleters
Makoto Fujita- ODOnsen Dojo
- MNMizuki Nakajima
Resona Bank
NTT DoCoMo
SBI Group
Toyota Motor Corporation- JAJAPANET
Sumitomo Mitsui Banking
Space Frontier
Japan Finance
Woven Capital- NDNomura Real Estate Development
B Dash Ventures
SMBC Edge
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Interstellar Technologies on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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